City of Chicago


312 Area code: Chicago, Cook - Landline

Directory Numbers

How to dial a U.S. number internationally:

  • Start with your country's exit code (e.g., 011 for the U.S. or Canada).
  • Dial the U.S. country code (+1).
  • Dial the 10-digit phone number (area code + local number).

  • 3125030800 | +1 312-503-0800 Illinois U.S.A.
  • 3125030801 | +1 312-503-0801 Illinois U.S.A.
  • 3125030802 | +1 312-503-0802 Illinois U.S.A.
  • 3125030803 | +1 312-503-0803 Illinois U.S.A.
  • 3125030804 | +1 312-503-0804 Illinois U.S.A.
  • 3125030805 | +1 312-503-0805 Illinois U.S.A.
  • 3125030806 | +1 312-503-0806 Illinois U.S.A.
  • 3125030807 | +1 312-503-0807 Illinois U.S.A.
  • 3125030808 | +1 312-503-0808 Illinois U.S.A.
  • 3125030809 | +1 312-503-0809 Illinois U.S.A.
  • 3125030810 | +1 312-503-0810 Illinois U.S.A.
  • 3125030811 | +1 312-503-0811 Illinois U.S.A.
  • 3125030812 | +1 312-503-0812 Illinois U.S.A.
  • 3125030813 | +1 312-503-0813 Illinois U.S.A.
  • 3125030814 | +1 312-503-0814 Illinois U.S.A.
  • 3125030815 | +1 312-503-0815 Illinois U.S.A.
  • 3125030816 | +1 312-503-0816 Illinois U.S.A.
  • 3125030817 | +1 312-503-0817 Illinois U.S.A.
  • 3125030818 | +1 312-503-0818 Illinois U.S.A.
  • 3125030819 | +1 312-503-0819 Illinois U.S.A.
  • 3125030820 | +1 312-503-0820 Illinois U.S.A.
  • 3125030821 | +1 312-503-0821 Illinois U.S.A.
  • 3125030822 | +1 312-503-0822 Illinois U.S.A.
  • 3125030823 | +1 312-503-0823 Illinois U.S.A.
  • 3125030824 | +1 312-503-0824 Illinois U.S.A.
  • 3125030825 | +1 312-503-0825 Illinois U.S.A.
  • 3125030826 | +1 312-503-0826 Illinois U.S.A.
  • 3125030827 | +1 312-503-0827 Illinois U.S.A.
  • 3125030828 | +1 312-503-0828 Illinois U.S.A.
  • 3125030829 | +1 312-503-0829 Illinois U.S.A.
  • 3125030830 | +1 312-503-0830 Illinois U.S.A.
  • 3125030831 | +1 312-503-0831 Illinois U.S.A.
  • 3125030832 | +1 312-503-0832 Illinois U.S.A.
  • 3125030833 | +1 312-503-0833 Illinois U.S.A.
  • 3125030834 | +1 312-503-0834 Illinois U.S.A.
  • 3125030835 | +1 312-503-0835 Illinois U.S.A.
  • 3125030836 | +1 312-503-0836 Illinois U.S.A.
  • 3125030837 | +1 312-503-0837 Illinois U.S.A.
  • 3125030838 | +1 312-503-0838 Illinois U.S.A.
  • 3125030839 | +1 312-503-0839 Illinois U.S.A.
  • 3125030840 | +1 312-503-0840 Illinois U.S.A.
  • 3125030841 | +1 312-503-0841 Illinois U.S.A.
  • 3125030842 | +1 312-503-0842 Illinois U.S.A.
  • 3125030843 | +1 312-503-0843 Illinois U.S.A.
  • 3125030844 | +1 312-503-0844 Illinois U.S.A.
  • 3125030845 | +1 312-503-0845 Illinois U.S.A.
  • 3125030846 | +1 312-503-0846 Illinois U.S.A.
  • 3125030847 | +1 312-503-0847 Illinois U.S.A.
  • 3125030848 | +1 312-503-0848 Illinois U.S.A.
  • 3125030849 | +1 312-503-0849 Illinois U.S.A.
  • 3125030850 | +1 312-503-0850 Illinois U.S.A.
  • 3125030851 | +1 312-503-0851 Illinois U.S.A.
  • 3125030852 | +1 312-503-0852 Illinois U.S.A.
  • 3125030853 | +1 312-503-0853 Illinois U.S.A.
  • 3125030854 | +1 312-503-0854 Illinois U.S.A.
  • 3125030855 | +1 312-503-0855 Illinois U.S.A.
  • 3125030856 | +1 312-503-0856 Illinois U.S.A.
  • 3125030857 | +1 312-503-0857 Illinois U.S.A.
  • 3125030858 | +1 312-503-0858 Illinois U.S.A.
  • 3125030859 | +1 312-503-0859 Illinois U.S.A.
  • 3125030860 | +1 312-503-0860 Illinois U.S.A.
  • 3125030861 | +1 312-503-0861 Illinois U.S.A.
  • 3125030862 | +1 312-503-0862 Illinois U.S.A.
  • 3125030863 | +1 312-503-0863 Illinois U.S.A.
  • 3125030864 | +1 312-503-0864 Illinois U.S.A.
  • 3125030865 | +1 312-503-0865 Illinois U.S.A.
  • 3125030866 | +1 312-503-0866 Illinois U.S.A.
  • 3125030867 | +1 312-503-0867 Illinois U.S.A.
  • 3125030868 | +1 312-503-0868 Illinois U.S.A.
  • 3125030869 | +1 312-503-0869 Illinois U.S.A.
  • 3125030870 | +1 312-503-0870 Illinois U.S.A.
  • 3125030871 | +1 312-503-0871 Illinois U.S.A.
  • 3125030872 | +1 312-503-0872 Illinois U.S.A.
  • 3125030873 | +1 312-503-0873 Illinois U.S.A.
  • 3125030874 | +1 312-503-0874 Illinois U.S.A.
  • 3125030875 | +1 312-503-0875 Illinois U.S.A.
  • 3125030876 | +1 312-503-0876 Illinois U.S.A.
  • 3125030877 | +1 312-503-0877 Illinois U.S.A.
  • 3125030878 | +1 312-503-0878 Illinois U.S.A.
  • 3125030879 | +1 312-503-0879 Illinois U.S.A.
  • 3125030880 | +1 312-503-0880 Illinois U.S.A.
  • 3125030881 | +1 312-503-0881 Illinois U.S.A.
  • 3125030882 | +1 312-503-0882 Illinois U.S.A.
  • 3125030883 | +1 312-503-0883 Illinois U.S.A.
  • 3125030884 | +1 312-503-0884 Illinois U.S.A.
  • 3125030885 | +1 312-503-0885 Illinois U.S.A.
  • 3125030886 | +1 312-503-0886 Illinois U.S.A.
  • 3125030887 | +1 312-503-0887 Illinois U.S.A.
  • 3125030888 | +1 312-503-0888 Illinois U.S.A.
  • 3125030889 | +1 312-503-0889 Illinois U.S.A.
  • 3125030890 | +1 312-503-0890 Illinois U.S.A.
  • 3125030891 | +1 312-503-0891 Illinois U.S.A.
  • 3125030892 | +1 312-503-0892 Illinois U.S.A.
  • 3125030893 | +1 312-503-0893 Illinois U.S.A.
  • 3125030894 | +1 312-503-0894 Illinois U.S.A.
  • 3125030895 | +1 312-503-0895 Illinois U.S.A.
  • 3125030896 | +1 312-503-0896 Illinois U.S.A.
  • 3125030897 | +1 312-503-0897 Illinois U.S.A.
  • 3125030898 | +1 312-503-0898 Illinois U.S.A.
  • 3125030899 | +1 312-503-0899 Illinois U.S.A.